How do I fix error code 9C9 on a Samsung washers?

1. undefined: 1. After eliminating the AC Connector PBA, check whether it is shorted, or replace Main PBA 2. undefined: 2. After eliminating the motor connector, check if motor is shorted 3. undefined: 3. If motor is shorted, replace both the motor and PBA 4. undefined: 4. If motor is not shorted, replace Main PBA only

Samsung Washers2024–present

Error Code 9C9

A power component inside the washer has overheated and shut down

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: 9C9

What This Means

Ambient temperature causing IPM overheating; Power turned off by main relay off operation; PBA defect; Motor short circuit

What actually causes this:

The washer is in a very hot location, or an internal power module has failed

First Thing to Check

Make sure the area around the washer has adequate ventilation and is not extremely hot

Parts Involved

Main PBAIPM (Intelligent Power Module)DD Motor

How to Fix

1
1. After eliminating the AC Connector PBA, check whether it is shorted, or replace Main PBA
2
2. After eliminating the motor connector, check if motor is shorted
3
3. If motor is shorted, replace both the motor and PBA
4
4. If motor is not shorted, replace Main PBA only